.main {
    background: #eee;

    // 个人信息栏
    .userinfo {
        background: #fff;

        // 头像栏
        .avator {
            display: flex;
            align-items: center;
            padding: 20px 20px 0;
            color: #666;

            img {
                width: 100px;
                height: 100px;
                border-radius: 50%;
            }

            .username {
                flex-grow: 1;
                margin-left: 1em;
            }
        }

        // 签名栏
        .sign {
            line-height: 3em;
            padding: 0 20px;
            font-size: 16px;
            color: #666;
        }
    }
}